vlib: doc nitfixes

Type: improvement

Change-Id: I9e761f908d9d2becbc61eb0515dc6b7c1e1e036f
Signed-off-by: Nathan Skrzypczak <nathan.skrzypczak@gmail.com>

src/vlib/node_cli.c

@@ -310,7 +310,7 @@ show_node_graphviz (vlib_main_t * vm,
 /*?
  * Dump dot files data to draw a graph of all the nodes.
  * If the argument 'filter' is provided, only the active nodes (since the last
- * "clear run" comand) are selected and they are scaled and colored according
+ * "clear run" command) are selected and they are scaled and colored according
  * to their utilization. You can choose to filter nodes that are called,
  * nodes that receive vectors or both (default).
  * The 'file' option allows to save data in a temp file.

src/vlib/unix/cli.c

@@ -3462,7 +3462,7 @@ done:
 
 /*?
  * Executes a sequence of CLI commands which are read from a file. If
- * a command is unrecognised or otherwise invalid then the usual CLI
+ * a command is unrecognized or otherwise invalid then the usual CLI
  * feedback will be generated, however execution of subsequent commands
  * from the file will continue.
  *

src/vppinfra/clib.h

@@ -127,7 +127,7 @@
 
 /*
  * Compiler barrier
- *   prevent compiler to reorder memory access accross this boundary
+ *   prevent compiler to reorder memory access across this boundary
  *   prevent compiler to cache values in register (force reload)
  * Not to be confused with CPU memory barrier below
  */